The BBC 's Paulo Cabral is in the Brazilian city known for nightmarish traffic jams on the roads and in the sky. Traffic gridlock is getting worse as more and more Brazilians drive. One option available to some commuters: take a helicopter to work.

The BBC 's Paulo Cabral is in the Brazilian city known for nightmarish traffic jams on the roads and in the sky. Traffic gridlock is getting worse as more and more Brazilians drive. One option available to some commuters: take a helicopter to work.